Lacy was raised in Speedway, Indiana. She is a graduate of Speedway High School. She attended college at Marquette University where she double majored in Political Science and Spanish for the Professions. She studied abroad in San Luis Potosí, Mexico and attended Tecnológico de Monterrey Campus San Luis Potosí. Lacy started working in the immigration field as she attended law school at Indiana University McKinney School of Law. She opened her own immigration law practice in 2015 and then launched Panyard Holton Immigration, LLC in 2020 in her hometown of Speedway.